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1. 发明公开

EP3214315A1 IMPELLER, CENTRIFUGAL FLUID MACHINE, AND FLUID DEVICE 审中-公开
标题翻译：叶轮，离心流体机械和流体装置
公开(公告)号：EP3214315A1
公开(公告)日：2017-09-06
申请号：EP15854757.0
申请日：2015-05-18
申请人： Mitsubishi Heavy Industries, Ltd. , Mitsubishi Heavy Industries Compressor Corporation
发明人： YAMASHITA, Shuichi , NAKANIWA, Akihiro
IPC分类号： F04D29/24
CPC分类号： F04D29/242 , F04D25/02 , F04D29/284 , F04D29/30 , F05D2240/301
摘要： An impeller is provided with: a disk rotating about an axis; and a plurality of blades (23) provided on the disk at intervals in a circumferential direction about the axis. Thicknesses of the blades (23) gradually decrease from a disk side toward a tip side, and a decrease rate of the thicknesses gradually decreases from the disk side toward the tip side.
摘要翻译：叶轮设有：围绕轴线旋转的盘; 以及多个叶片（23），其围绕所述轴线在圆周方向上间隔地设置在所述盘上。叶片23的厚度从盘侧向前端侧逐渐减小，厚度的减小率从盘侧朝向前端侧逐渐减小。

2. 发明公开

EP3104017A1 INTERMEDIATE INTAKE-TYPE DIAPHRAGM AND CENTRIFUGAL ROTATING MACHINE 有权转让
标题翻译： ZWISCHENPRODUKTAUFNAHMEMEMBRAN UND ZENTRIFUGALE ROTATIONSMASCHINE
公开(公告)号：EP3104017A1
公开(公告)日：2016-12-14
申请号：EP15746145.0
申请日：2015-02-05
申请人： Mitsubishi Heavy Industries, Ltd. , Mitsubishi Heavy Industries Compressor Corporation
发明人： NAKANIWA, Akihiro , IWAMOTO, Shinji
IPC分类号： F04D29/44 , F04D17/12 , F04D29/42
CPC分类号： F04D29/44 , F04D17/12 , F04D17/122 , F04D27/0238 , F04D29/4213 , F05D2250/51
摘要： An introduction flow channel (51) configured to guide a first fluid (G1) toward an impeller (3), an intermediate suction flow channel (62) adjacent to the introduction flow channel (51) and configured to guide a second fluid (G2) toward the impeller (3), and a curved flow channel (52) connected to downstream sides of the introduction flow channel (51) and the intermediate suction flow channel (62) are defined. The curved flow channel (52) extends so that an inner surface is curved from a position of connection with the introduction flow channel (51) toward one side in the direction of the axial line (O). The diaphragm includes a flow-regulating vane (54) that is provided in the introduction flow channel (51) to regulate the first fluid (G1) to flow along the radial direction; and a partition wall (9) that partitions the introduction flow channel (51) and the intermediate suction flow channel (62) in the direction of the axial line (O). A radially inner end portion (9c) of the partition wall (9) is located further on a radially inner side than a radially outer end portion (54d) of the flow-regulating vane (54), and further on a radially outer side than a boundary (F) between the introduction flow channel (51) and the curved flow channel (52).
摘要翻译：引导流路（51），被配置为朝向叶轮（3）引导第一流体（G1），邻近引入流动通道（51）的中间抽吸流动通道（62），并且构造成引导第二流体（G2）并且与引导流路（51）和中间抽吸流路（62）的下游侧连接的弯曲流路（52）形成在叶轮（3）上。弯曲的流动通道（52）延伸，使得内表面从与引入流动通道（51）的连接位置朝向轴线（O）的方向的一侧弯曲。隔膜包括设置在引入流动通道（51）中以调节第一流体（G1）沿着径向方向流动的流量调节叶片（54）以及在所述轴线（O）的方向上分隔所述引入流路（51）和所述中间吸入流路（62）的分隔壁（9）。分隔壁（9）的径向内端部（9c）位于比流量调节叶片（54）的径向外端部（54d）的径向内侧更靠外侧在引入流动通道（51）和弯曲流动通道（52）之间的边界（F）。

3. 发明公开

EP3196481A1 CENTRIFUGAL COMPRESSOR 审中-公开
标题翻译：离心式压缩机
公开(公告)号：EP3196481A1
公开(公告)日：2017-07-26
申请号：EP15842413.5
申请日：2015-04-17
申请人： Mitsubishi Heavy Industries, Ltd. , Mitsubishi Heavy Industries Compressor Corporation
发明人： NAKANIWA, Akihiro , MACHIDA, Yukinori , TOKUYAMA, Shinichiro
IPC分类号： F04D29/70 , B08B3/02 , F04D29/62
CPC分类号： B08B3/02 , F04D29/62 , F04D29/70 , F04D29/705
摘要： A centrifugal compressor includes: a main casing having an inlet and an outlet; at least one impeller disposed rotatably inside the main casing; an intake casing connected to the inlet, the intake casing having an intake port on a position spaced away from the inlet in a direction of an axis; a cleaning-liquid injection device capable of being disposed on a side of the intake port inside the intake casing; and a cleaning-liquid supply device for supplying a cleaning liquid to the cleaning-liquid injection device. The cleaning-liquid injection device includes: a pipe capable of being disposed so as to extend along a plane which intersects with the direction of the axis, inside the intake casing; and a plurality of injection holes disposed on the pipe.
摘要翻译：离心式压缩机包括：具有入口和出口的主壳体; 至少一个叶轮，该叶轮可旋转地设置在主壳体内; 进气壳体，所述进气壳体连接到所述入口，所述进气壳体在沿轴线的方向远离所述入口的位置上具有进气口; 清洁液体喷射装置，其能够设置在进气壳体内的进气口侧; 以及向清洗液喷射装置供给清洗液的清洗液供给装置。所述清洗液喷射装置具备：能够沿着与所述轴线的方向交叉的平面延伸的配管;在所述进气壳体内部; 以及设置在管道上的多个喷射孔。

4. 发明公开

EP3168510A1 SEAL MECHANISM AND ROTATING MACHINE 审中-公开
标题翻译：密封机构和旋转机械
公开(公告)号：EP3168510A1
公开(公告)日：2017-05-17
申请号：EP14900847.6
申请日：2014-08-25
申请人： Mitsubishi Heavy Industries, Ltd. , Mitsubishi Heavy Industries Compressor Corporation
发明人： NAKANIWA, Akihiro , TOKUYAMA, Shinichiro
IPC分类号： F16J15/447 , F04D29/10
CPC分类号： F04D29/083 , F01D11/02 , F04D17/10 , F04D29/102 , F04D29/284 , F04D29/441 , F05D2250/191 , F05D2250/283 , F16J15/444 , F16J15/4472
摘要： A seal mechanism (20A) is disposed on an outer circumferential side of a rotor (2) extending along an axis (O) to perform sealing between the seal mechanism and the outer circumferential surface (2a) of the rotor (2). The seal mechanism (20A) includes a main body portion (21A) having a cylindrical shape, and into which the rotor (2) is inserted; and a plurality of hole portions (22) formed on an inner circumferential surface of the main body portion (21A) to face an outer circumferential surface of the rotor (2). The hole portions (22) are within a range in which a hole depth h is equal to or smaller than a hole diameter d.
摘要翻译：密封机构（20A）设置在沿着轴线（O）延伸的转子（2）的外周侧上，以在密封机构与转子（2）的外周表面（2a）之间执行密封。密封机构20A包括：圆筒状的主体部21A，转子2插入该主体部21A; 以及形成在主体部分（21A）的内圆周表面上以面对转子（2）的外圆周表面的多个孔部分（22）。孔部分（22）在孔深度h等于或小于孔径d的范围内。

5. 发明公开

EP2977619A1 CENTRIFUGAL FLUID MACHINE 审中-公开
标题翻译：离心流体机
公开(公告)号：EP2977619A1
公开(公告)日：2016-01-27
申请号：EP14767773.6
申请日：2014-03-06
申请人： Mitsubishi Heavy Industries, Ltd. , Mitsubishi Heavy Industries Compressor Corporation
发明人： NAKANIWA, Akihiro , TOKUYAMA, Shinichiro
IPC分类号： F04D29/44
CPC分类号： F04D17/12 , F04D17/122 , F04D29/0516 , F04D29/286 , F04D29/4206 , F04D29/441 , F04D29/444 , F05D2250/52
摘要： A centrifugal fluid machine includes a rotor, a low pressure compression unit provided on one side in the axial direction of the rotor, a high pressure compression unit provided on the other side in the axial direction of the rotor, a partition wall 13 that separates the low and high pressure compression units, and a high pressure-side discharge passage 54 formed on the side of the high pressure compression unit of the partition wall 13, extending in the radial direction of the rotor, and provided along the partition wall 13, wherein the partition wall 13 has a wall body 71, a passage deformation suppression member 72 that is provided between the wall body 71 and the high pressure-side discharge passage 54 and can deform the high pressure-side discharge passage 54, and an biasing mechanism 73 that is provided between the wall body 71 and the passage deformation suppression member 72 and can bias the passage deformation suppression member 72 toward the high pressure-side discharge passage 54.
摘要翻译：本发明提供一种离心流体机械，其包括转子，设置在该转子的轴向一侧的低压压缩单元，设置在该转子的轴向另一侧的高压压缩单元，隔壁13，低压和高压压缩单元，以及高压侧排出通道54，其形成在分隔壁13的高压压缩单元侧，沿转子的径向方向延伸，并沿分隔壁13设置，其中分隔壁13具有壁体71，设置在壁体71与高压侧排出通路54之间且能够使高压侧排出通路54变形的通路变形抑制部件72，以及偏置机构73 其设置在壁体71与通道变形抑制构件72之间，并且能够将通道变形抑制构件72朝向高压侧排出通道 ge 54。

6. 发明公开

EP2749797A1 SEAL DEVICE 审中-公开
标题翻译：密封装置
公开(公告)号：EP2749797A1
公开(公告)日：2014-07-02
申请号：EP12841052.9
申请日：2012-10-03
申请人： Mitsubishi Heavy Industries, Ltd. , Mitsubishi Heavy Industries Compressor Corporation
发明人： NAKANIWA, Akihiro , FUKAO, Shinji
IPC分类号： F16J15/447 , F01D11/02
CPC分类号： F16J15/447 , F01D11/003 , F05D2240/55 , F16J15/4472
摘要： Provided is a seal device including: three ring-shaped first vertical wall portions (21) which extend toward a rotational body (12) from a stationary body (11) and are arranged at predetermined intervals in an axial center direction (A) of the rotational body (12); a ring-shaped second vertical wall portion (22) which extends toward the rotational body (12) from the stationary body (11) and is adjacent to the first vertical wall portions (21), the thickness of which is thicker than the first vertical wall portions (21); a ring-shaped protrusion portion (23) which faces the second vertical wall portion (22) and protrudes toward the stationary body (11) from the rotational body (12); and a plurality of swirl breaker chambers (24) which are arranged in the stationary body (11) at predetermined intervals in a circumferential direction of the rotational body (12) to face the protrusion portion (23). The seal device suppresses a flow between the stationary body and the rotational body and thus suppresses an unstable vibration of the rotational body to enable the improvement of sealing performance.
摘要翻译：本发明提供一种密封装置，该密封装置具备：三个环状的第一纵壁部（21），其从静止体（11）朝向旋转体（12）延伸，在该第一纵壁部的轴心方向（A）旋转体（12）; 从静止体（11）朝向旋转体（12）延伸且邻接于第一竖直壁部（21）的环形第二竖直壁部（22），其厚度比第一竖直壁壁部分（21）; 与所述第二纵壁部相对且从所述旋转体向所述固定体侧突出的环状的突出部。以及多个沿着旋转体（12）的圆周方向以预定间隔布置在静止主体（11）中以面对突出部（23）的旋流分离室（24）。密封装置抑制静止体与旋转体之间的流动，从而抑制旋转体的不稳定振动，从而能够提高密封性能。

7. 发明公开

EP3196480A1 CENTRIFUGAL COMPRESSOR 审中-公开
标题翻译：离心式压缩机
公开(公告)号：EP3196480A1
公开(公告)日：2017-07-26
申请号：EP15842368.1
申请日：2015-04-17
申请人： Mitsubishi Heavy Industries, Ltd. , Mitsubishi Heavy Industries Compressor Corporation
发明人： NAKANIWA, Akihiro , TOKUYAMA, Shinichiro
IPC分类号： F04D29/70 , F04D29/44
CPC分类号： F04D29/705 , F01D25/002 , F04D29/40 , F04D29/4213 , F04D29/4246 , F04D29/44 , F04D29/442 , F04D29/444 , F05D2210/30 , F05D2210/42 , F05D2210/43 , F05D2260/607
摘要： A centrifugal compressor includes: a rotational shaft; a main casing surrounding at least a part of the rotational shaft, the main casing having an inlet and an outlet separated from each other in an axial direction of the rotational shaft and an annular space surrounding a section of the rotational shaft at a side of the inlet and communicating with the inlet; at least one impeller disposed in a fixed state to the rotational shaft inside the main casing; a flow guide member disposed inside the annular space and extending along the axial direction of the rotational shaft; a plurality of injection holes disposed along the flow guide member and separated from one another along the axial direction of the rotational shaft; and a flow path which extends inside the annular space and through which a cleaning fluid to be supplied to the plurality of injection holes is capable of flowing.
摘要翻译：离心式压缩机包括：旋转轴; 主壳体，围绕所述旋转轴的至少一部分，所述主壳体具有在所述旋转轴的轴向方向上彼此分离的入口和出口;以及环形空间，围绕所述旋转轴的在所述旋转轴的一侧入口并与入口连通; 至少一个叶轮，该叶轮以固定状态设置在主壳体内部的旋转轴上; 导流构件，所述导流构件设置在所述环形空间内并且沿着所述旋转轴的轴向延伸; 多个喷射孔，所述多个喷射孔沿着所述导流构件布置并且沿着所述旋转轴的轴向彼此分离; 以及在所述环形空间内延伸并且供应到所述多个喷射孔的清洁流体能够流过的流动路径。

8. 发明公开

EP3104018A1 DIAPHRAGM AND CENTRIFUGAL ROTATING MACHINE 审中-公开
标题翻译： MEMBRAN UND ZENTRIFUGALE DREHMASCHINE
公开(公告)号：EP3104018A1
公开(公告)日：2016-12-14
申请号：EP15746259.9
申请日：2015-02-04
申请人： Mitsubishi Heavy Industries, Ltd. , Mitsubishi Heavy Industries Compressor Corporation
发明人： NAKANIWA, Akihiro , IWAMOTO, Shinji
IPC分类号： F04D29/44 , F04D17/12 , F04D29/66
CPC分类号： F04D17/122 , F04D27/02 , F04D29/286 , F04D29/441 , F04D29/682
摘要： A diaphragm (4) rotatably covers an impeller (3) around an axis (O). A diaphragm (4) has a suction flow channel (FC1) configured to supply a gas (G) toward an inlet of an impeller (3), a diffuser flow channel (FC4) through which the gas (G) discharged from the impeller (3) outward in a radial direction flows, and a communication section (24) configured to bring the suction flow channel (FC1) and the diffuser flow channel (FC4) in constant communication with each other.
摘要翻译：隔膜（4）围绕轴线（O）可旋转地覆盖叶轮（3）。隔膜（4）具有构造成朝向叶轮（3）的入口供给气体（G）的吸入流路（FC1），扩散流路（FC4），从叶轮排出的气体（G） 3）向径向外侧流动，并且将吸引流路（FC1）和扩散器流路（FC4）配置成使彼此恒定连通的连通部（24）。

9. 发明授权

EP2679826B1 ROTOR AND CORRESPONDING MANUFACTURING METHOD 有权转让
公开(公告)号：EP2679826B1
公开(公告)日：2020-08-19
申请号：EP12749080.3
申请日：2012-02-17
申请人： Mitsubishi Heavy Industries Compressor Corporation
发明人： NAKANIWA, Akihiro , SHINOHARA, Hitoshi
IPC分类号： F04D29/28 , F04D29/62 , F04D29/26

10. 发明授权

EP3421814B1 CENTRIFUGAL COMPRESSOR 有权
公开(公告)号：EP3421814B1
公开(公告)日：2020-04-01
申请号：EP17774624.5
申请日：2017-03-23
申请人： Mitsubishi Heavy Industries Compressor Corporation
发明人： YAMASHITA, Shuichi , NAKANIWA, Akihiro , HIGUCHI, Hirofumi
IPC分类号： F04D29/42 , F04D29/44 , F04D17/12

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